Chungkai Yang

Bib: 12433M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M50-54)
#0 / 1996
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:34
Rank: #12986
Start5K
23:34 | 7:35/mi
10K· 6.21 mi
46:47
Rank: #12385 (+601)
5K10K
23:13 | 7:28/mi
15K· 9.32 mi
1:10:25
Rank: #12472 (-87)
10K15K
23:38 | 7:36/mi
20K· 12.43 mi
1:36:01
Rank: #13589 (-1117)
15K20K
25:36 | 8:14/mi
Half· 13.11 mi
1:42:09
Rank: #14178 (-589)
20KHalf
6:08 | 8:59/mi
25K· 15.53 mi
2:03:19
Rank: #15068 (-890)
Half25K
21:10 | 8:44/mi
30K· 18.64 mi
2:36:38
Rank: #17485 (-2417)
25K30K
33:19 | 10:43/mi
20M
2:53:40
Rank: #18922 (-1437)
30K20M
17:02 | 12:32/mi
21M
3:07:53
Rank: #19937 (-1015)
20M21M
14:13 | 14:13/mi
35K· 21.75 mi
3:15:14
Rank: #19999 (-62)
21M35K
7:21 | 9:49/mi
23M
3:29:14
Rank: #20365 (-366)
35K23M
14:00 | 11:11/mi
24M
3:40:20
Rank: #20640 (-275)
23M24M
11:06 | 11:06/mi
40K· 24.85 mi
3:51:32
Rank: #21069 (-429)
24M40K
11:12 | 13:06/mi
25.2M
3:56:01
Rank: #21159 (-90)
40K25.2M
4:29 | 13:00/mi
Finish· 26.22 mi
4:06:23
Rank: #21248 (-89)
25.2MFinish
10:22 | 10:10/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:42:09
Pace7:48 /mi
2nd Half
Distance13.11 mi
Time2:24:14
Pace11:00 /mi
📊Positive Split: 41.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:4723:347:3523:34
7:35
-
10K
6.21 mi11:38:0046:477:3223:13
7:28
-0:07
15K
9.32 mi12:01:381:10:257:3323:38
7:36
+0:08
20K
12.43 mi12:27:141:36:017:4425:36
8:14
+0:38
Half
13.11 mi12:33:221:42:097:486:08
8:59
+0:45
25K
15.53 mi12:54:322:03:197:5621:10
8:44
-0:15
30K
18.64 mi13:27:512:36:388:2433:19
10:43
+1:59
20M
20.00 mi13:44:532:53:408:4117:02
12:32
+1:49
21M
21.00 mi13:59:063:07:538:5714:13
14:13
+1:41
35K
21.75 mi14:06:273:15:148:597:21
9:49
-4:24
23M
23.00 mi14:20:273:29:149:0614:00
11:11
+1:22
24M
24.00 mi14:31:333:40:209:1111:06
11:06
-0:05
40K
24.85 mi14:42:453:51:329:1911:12
13:06
+2:00
25.2M
25.20 mi14:47:143:56:019:224:29
13:00
-0:06
Finish
26.22 mi14:57:364:06:239:2410:22
10:10
-2:50

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

7:28 /mi

Average Pace

9:24 /mi

Slowest Pace

14:13 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:03:19

50% of race

Time at Steady Pace

1:16:08

31% of race

Time at Slower Pace

46:56

19% of race

Average Pace: 9:24 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:14:4723:347:3523:34
7:35
#12986
10K
6.21 mi11:38:0046:477:3223:13
7:28
#12385
15K
9.32 mi12:01:381:10:257:3323:38
7:36
#12472
20K
12.43 mi12:27:141:36:017:4425:36
8:14
#13589
Half
13.11 mi12:33:221:42:097:486:08
8:59
#14178
25K
15.53 mi12:54:322:03:197:5621:10
8:44
#15068
30K
18.64 mi13:27:512:36:388:2433:19
10:43
#17485
20M
20.00 mi13:44:532:53:408:4117:02
12:32
#18922
21M
21.00 mi13:59:063:07:538:5714:13
14:13
#19937
35K
21.75 mi14:06:273:15:148:597:21
9:49
#19999
23M
23.00 mi14:20:273:29:149:0614:00
11:11
#20365
24M
24.00 mi14:31:333:40:209:1111:06
11:06
#20640
40K
24.85 mi14:42:453:51:329:1911:12
13:06
#21069
25.2M
25.20 mi14:47:143:56:019:224:29
13:00
#21159
Finish
26.22 mi14:57:364:06:239:2410:22
10:10
#21248
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi129869648964812654(Top 45%)9372(Top 58%)9372(Top 470%)
10K6.21 mi3.10 mi12385+6019348+3009348+30011841(Top 42%)9083(Top 56%)9083(Top 455%)
15K9.32 mi3.11 mi12472-879351-39351-312654(Top 45%)9372(Top 58%)9372(Top 470%)
20K12.43 mi3.11 mi13589-11179770-4199770-41916564(Top 58%)10997(Top 68%)10997(Top 551%)
Half13.11 mi0.68 mi14178-58910026-25610026-25621752(Top 77%)13240(Top 82%)13240(Top 663%)
25K15.53 mi2.42 mi15068-89010374-34810374-34818574(Top 65%)11785(Top 73%)11785(Top 590%)
30K18.64 mi3.11 mi17485-241711325-95111325-95123448(Top 83%)13808(Top 86%)13808(Top 692%)
20M20.00 mi1.36 mi18922-143711939-61411939-61425943(Top 91%)14889(Top 92%)14889(Top 746%)
21M21.00 mi1.00 mi19937-101512347-40812347-40826459(Top 93%)15101(Top 94%)15101(Top 757%)
35K21.75 mi0.75 mi19999-6212353-612353-621380(Top 75%)12613(Top 78%)12613(Top 632%)
23M23.00 mi1.25 mi20365-36612492-13912492-13923625(Top 83%)13650(Top 85%)13650(Top 684%)
24M24.00 mi1.00 mi20640-27512605-11312605-11324178(Top 85%)13907(Top 86%)13907(Top 697%)
40K24.85 mi0.85 mi21069-42912775-17012775-17026387(Top 93%)14987(Top 93%)14987(Top 751%)
25.2M25.20 mi0.35 mi21159-9012809-3412809-3425032(Top 88%)14260(Top 89%)14260(Top 714%)
Finish26.22 mi1.02 mi21248-8912833-2412833-2423438(Top 83%)13480(Top 84%)13480(Top 675%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 45%
×21stories
+97ft-345ft

Overall

12654

Males

9372

M50-54

9372

5K→10K

3.1 - 6.2 mi

Top 42%
×5stories
+79ft-138ft

Overall

11841

Males

9083

M50-54

9083

10K→15K

6.2 - 9.3 mi

Top 45%
×3stories
+67ft-78ft

Overall

12654

Males

9372

M50-54

9372

15K→20K

9.3 - 12.4 mi

Top 58%
×5stories
+106ft-86ft

Overall

16564

Males

10997

M50-54

10997

20K→Half

12.4 - 13.1 mi

Top 77%
×2stories
+19ft-37ft

Overall

21752

Males

13240

M50-54

13240

Half→25K

13.1 - 15.5 mi

Top 65%
×4stories
+66ft-88ft

Overall

18574

Males

11785

M50-54

11785

25K→30K

15.5 - 18.6 mi

Top 83%
×9stories
+181ft-148ft

Overall

23448

Males

13808

M50-54

13808

30K→20M

18.6 - 20.0 mi

Top 91%
×5stories
+64ft-50ft

Overall

25943

Males

14889

M50-54

14889

20M→21M

20.0 - 21.0 mi

Top 93%
×8stories
+106ft-24ft

Overall

26459

Males

15101

M50-54

15101

21M→35K

21.0 - 21.8 mi

Top 75%
×7stories
+17ft-86ft

Overall

21380

Males

12613

M50-54

12613

35K→23M

21.8 - 23.0 mi

Top 83%
×5stories
+23ft-63ft

Overall

23625

Males

13650

M50-54

13650

23M→24M

23.0 - 24.0 mi

Top 85%
×6stories
+12ft-82ft

Overall

24178

Males

13907

M50-54

13907

24M→40K

24.0 - 24.9 mi

Top 93%
×1story
+6ft-20ft

Overall

26387

Males

14987

M50-54

14987

40K→25.2M

24.9 - 25.2 mi

Top 88%
×1story
+13ft-16ft

Overall

25032

Males

14260

M50-54

14260

25.2M→Finish

25.2 - 26.2 mi

Top 83%
×2stories
+22ft-21ft

Overall

23438

Males

13480

M50-54

13480

Passing Analysis

Category:
Athletes Passed
1034
Passed By
9296
Net Change
-8262
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12986
5K10K68786+601#12986#12385
10K15K144231-87#12385#12472
15K20K381155-1117#12472#13589
20KHalf0589-589#13589#14178
Half25K35925-890#14178#15068
25K30K82425-2417#15068#17485
30K20M91446-1437#17485#18922
20M21M71022-1015#18922#19937
21M35K41103-62#19937#19999
35K23M22388-366#19999#20365
23M24M15290-275#20365#20640
24M40K2431-429#20640#21069
40K25.2M10100-90#21069#21159
25.2MFinish16105-89#21159#21248
TOTALS10349296-8262
📊

Passing Visuals

Category:
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🔥Passing Intensity

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing